[build-script] Fix product dependencies

SwiftPM now depends on `SwiftTesting`, `SwiftTesting` depends on
`SwiftTestingMacros`

rdar://133946466
(cherry picked from commit 852aa77)

Author: rintaro

utils/swift_build_support/swift_build_support/build_script_invocation.py

@@ -662,14 +662,14 @@ def compute_product_pipelines(self):
         # Begin the post build-script-impl build phase.
         builder.begin_pipeline()
 
-        builder.add_product(products.SwiftPM,
-                            is_enabled=self.args.build_swiftpm)
-        builder.add_product(products.SwiftSyntax,
-                            is_enabled=self.args.build_swiftsyntax)
         builder.add_product(products.SwiftTestingMacros,
                             is_enabled=self.args.build_swift_testing_macros)
         builder.add_product(products.SwiftTesting,
                             is_enabled=self.args.build_swift_testing)
+        builder.add_product(products.SwiftPM,
+                            is_enabled=self.args.build_swiftpm)
+        builder.add_product(products.SwiftSyntax,
+                            is_enabled=self.args.build_swiftsyntax)
         builder.add_product(products.SwiftFormat,
                             is_enabled=self.args.build_swiftformat)
         builder.add_product(products.SKStressTester,

utils/swift_build_support/swift_build_support/products/swift_testing.py

@@ -17,6 +17,7 @@
 from . import cmake_product
 from . import product
 from . import swift
+from . import swift_testing_macros
 
 
 class SwiftTesting(product.Product):
@@ -34,7 +35,8 @@ def product_source_name(cls):
 
     @classmethod
     def get_dependencies(cls):
-        return [swift.Swift]
+        return [swift.Swift,
+                swift_testing_macros.SwiftTestingMacros]
 
     def should_build(self, host_target):
         return True

utils/swift_build_support/swift_build_support/products/swiftpm.py

@@ -21,6 +21,7 @@
 from . import llvm
 from . import product
 from . import swift
+from . import swift_testing
 from . import xctest
 from .. import shell
 from ..targets import StdlibDeploymentTarget
@@ -143,4 +144,5 @@ def get_dependencies(cls):
                 libdispatch.LibDispatch,
                 foundation.Foundation,
                 xctest.XCTest,
-                llbuild.LLBuild]
+                llbuild.LLBuild,
+                swift_testing.SwiftTesting]